Apparatus and methods for integrated emergency wash systems. Various embodiments include thermostatically controlled mixing valves arranged so as to permit load carrying by the body of the valve. Further, the integrated wash systems are especially suited for use in laboratories and manufacturing set
Apparatus and methods for integrated emergency wash systems. Various embodiments include thermostatically controlled mixing valves arranged so as to permit load carrying by the body of the valve. Further, the integrated wash systems are especially suited for use in laboratories and manufacturing settings in which available space is at a premium.
대표청구항▼
1. An emergency water washing system, comprising: at least one spray assembly having an inlet, said spray assembly having an outlet upwardly directable;a showerhead assembly located above said spray assembly and having an inlet, said showerhead assembly having an outlet directed generally downward;a
1. An emergency water washing system, comprising: at least one spray assembly having an inlet, said spray assembly having an outlet upwardly directable;a showerhead assembly located above said spray assembly and having an inlet, said showerhead assembly having an outlet directed generally downward;a mixing valve assembly including a thermostatically controlled cartridge valve within a body, the body having a hot water inlet, a cold water inlet, and at least two tempered water outlets, said body including a first internal pocket adapted and configured to accept therein said thermostatic cartridge valve and water from said inlets and a second internal pocket adapted and configured to provide tempered water to said outlets, said cartridge valve being in fluid communication with the hot water inlet and cold water inlet and operating to mix the hot water and cold water and provide tempered water to said tempered water outlets;wherein one of said tempered water outlets provides tempered water to the inlet of said spray assembly, and the other of said tempered water outlets provides tempered water to the inlet of said showerhead assembly, said other tempered water outlet being horizontally oriented and the portion of the body surrounding the second internal pocket provides cantilevered structural support to said showerhead assembly and provides fluid communication to said spray assembly. 2. The system of claim 1, wherein said cartridge valve includes at least spaced-apart three elastomeric sealing rings, said first internal pocket includes at least three spaced-apart sealing lands, and each one of said sealing rings cooperates with one of said corresponding sealing lands to define a hot water subchamber, cold water subchamber, and mixing subchamber within said body. 3. The system of claim 1 wherein said body is a one-piece, integrally cast body comprising brass. 4. The system of claim 1 wherein each of said outlets is threaded with the same size and type of threaded pipe connection. 5. The system of claim 1 wherein said second internal pocket includes a third tempered water outlet that is coaxial with another of the tempered water outlets, and the first internal pocket defines an axis for said cartridge valve that is displaced from the coaxial outlets of the second internal pocket. 6. The system of claim 5 wherein the axis of the coaxial outlets is substantially parallel to the axis of the cartridge valve. 7. The system of claim 5 wherein the structural support load for said showerhead assembly does not pass through the material of the body comprising the first internal pocket. 8. The system of claim 1 which further comprises a flow regulator adapted and configured to provide a substantially constant flow of water therethrough, said flow regulator being located in one of said tempered water outlets of said body. 9. The system of claim 1 wherein the other tempered outlet includes a threaded pipe connection that provides the cantilevered structural support of said showerhead assembly. 10. The system of claim 9 wherein said showerhead assembly is located at substantially the same vertical height as said mixing valve and said spray assembly is located under said showerhead assembly. 11. The system of claim 10 which further comprises a shutoff valve receiving tempered water from said one outlet of said mixing valve and adapted and configured to provide tempered water to said spray assembly. 12. The system of claim 11 which further comprises a shutoff valve receiving tempered water from said other outlet of said mixing valve and adapted and configured to provide tempered water to said showerhead assembly. 13. The system of claim 9 wherein said spray assembly is an eyewash assembly located underneath said showerhead assembly. 14. The system of claim 1 wherein said body includes a third tempered water outlet, wherein two of the tempered water outlets have axes that are substantially vertical and the third tempered water outlet has an axis that is substantially horizontal. 15. The system of claim 14 wherein one of the vertical water outlets is plugged. 16. The system of claim 1 which further comprises a shutoff valve receiving water from said other tempered water outlet and adapted and configured to provide tempered water to said showerhead assembly, wherein the cantilevered support of said showerhead assembly is through said shutoff valve. 17. An emergency water washing system, comprising: at least one spray assembly having an inlet, said spray assembly having an outlet upwardly directable;a showerhead assembly located above said spray assembly and having an inlet, said showerhead assembly having an outlet directed generally downward;a mixing valve assembly including a thermostatically controlled valve and a body having a hot water inlet and a cold water inlet, the axis of the hot water inlet being generally coplanar with the axis of the cold water inlet, and at least three tempered water outlets, the axes of at least two of the tempered water outlets being generally coplanar, the plane of the inlets being different from the plane of the at least two outlets, said valve being in fluid communication with the hot water inlet and cold water inlet and operating to mix the hot water and cold water and provide tempered water to said tempered water outlets;wherein one of said tempered water outlets provides tempered water to the inlet of said spray assembly, and another of said tempered water outlets provides tempered water to the inlet of said showerhead assembly. 18. The system of claim 17 wherein said another of the outlets is oriented horizontally, and which further comprises a pipe providing fluid communication from said another of the outlets to said showerhead assembly and said pipe provides cantilevered structural support of said showerhead assembly. 19. The system of claim 18 wherein said pipe provides the only structural support of the one said showerhead assembly. 20. The system of claim 18 wherein each of said outlets is threaded with the same size and type of threaded coupling. 21. The system of claim 17 wherein the plane of the inlets is displaced from the plane of the at least two outlets by about ninety degrees. 22. The system of claim 17, wherein two of said tempered water outlets are coaxial, and the third of said tempered water outlets supports the weight of said showerhead assembly. 23. The system of claim 17, wherein at least two of said tempered water outlets are perpendicular to one another, and one of said at least two water outlets is a threaded pipe connection that supports the weight of said showerhead assembly. 24. The system of claim 17, wherein said body is one piece and includes an inlet chamber laterally displaced from an outlet chamber, said inlet chamber including said hot water inlet and said cold water inlet, and said outlet chamber including said tempered water outlets. 25. The system of claim 17 which further comprises a showerhead flow regulator adapted and configured to provide a substantially constant flow of water therethrough to said showerhead assembly, said showerhead flow regulator being located in one of said tempered water outlets of said body. 26. The system of claim 17 which further comprises a spray flow regulator adapted and configured to provide a substantially constant flow of water therethrough to said spray assembly, said spray flow regulator being located in one of said tempered water outlets of said body. 27. The system of claim 17 wherein said showerhead assembly is located at substantially the same vertical height as said mixing valve and said spray assembly is located under said showerhead assembly. 28. The system of claim 17 wherein said mixing valve is located at a position intermediate of the vertical height of said spray assembly and the vertical height of said showerhead assembly. 29. The system of claim 17 which further comprises a shutoff valve receiving tempered water from said one outlet of said mixing valve and adapted and configured to provide tempered water to said spray assembly. 30. The system of claim 17 which further comprises a shutoff valve receiving tempered water from said another outlet of said mixing valve and adapted and configured to provide tempered water to said showerhead assembly. 31. The system of claim 17 wherein said spray assembly is an eyewash assembly. 32. The system of claim 31 wherein said mixing valve is located at a position intermediate of the vertical height of said eyewash assembly and the vertical height of said showerhead assembly. 33. The system of claim 32 which further comprises a shutoff valve receiving tempered water from said mixing valve and adapted and configured to provide tempered water to said eyewash assembly. 34. The system of claim 31 wherein said mixing valve is located at about the same vertical height as said showerhead assembly and said eyewash assembly is located under said showerhead assembly. 35. The system of claim 34 which further comprises a shutoff valve receiving tempered water from said mixing valve and adapted and configured to provide tempered water to said showerhead assembly. 36. The system of claim 17 wherein two of the tempered water outlets have axes that are substantially vertical and the third tempered water outlet has an axis that is substantially horizontal. 37. The system of claim 36 wherein the horizontal tempered water outlet is in fluid communication with said showerhead assembly, and one of the vertical tempered water outlets is in fluid communication with said spray assembly. 38. The system of claim 37 wherein said showerhead assembly is supported as a cantilever from the horizontal water outlet. 39. The system of claim 36 wherein one of the vertical tempered water outlets is in fluid communication with said showerhead assembly, and the other of the vertical tempered water outlets is in fluid communication with said spray assembly.
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이 특허에 인용된 특허 (74)
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